Compatible for 3 Combo 3D printer. Color:Black For S1-Cutter Replacement Guide: Tools:S2.0 Hex key Disassembly Steps: Step 1: Turn off the device Before replacing accessories, make sure to turn off the printer and disconnect the power cord to safe operation. : Disassemble the Cutter ① Disassemble the print head module housing, unplug the model cooling fan connection line, and remove the housing. ② Use the S2.0 Hex key to unscrew the cutter assembly fixing screws. ③ Take out the cutter assembly and be careful of scratches. Step 3: Replace the cutter assembly ① Replace the cutter assembly and fix it with an S2.0 Hex key.(When arranging wires, the wires to the right) ② Connect the housing cooling fan connection line and install the print head module housing. Material:plastic Package Contents: 2 * Filament Cutter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.